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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9196271 B1

PDFFull Text
Date of Patent:
Nov. 24, 2015

Filed:

Feb. 04, 2015

Spin-torque oscillation element and microwave-assisted magnetic recording head using the same

Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Satoshi Shirotori, Yokohama, JP;

Katsuhiko Koui, Yokohama, JP;

Mariko Shimizu, Kawasaki, JP;

Shuichi Murakami, Tokyo, JP;

Norihito Fujita, Yokohama, JP;

Assignee:

KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Will J Klimowicz

Int. Cl.
CPC ...
G11B 5/127 (2006.01); G11B 5/35 (2006.01); G11B 5/31 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
G11B 5/35 (2013.01); G11B 5/3109 (2013.01); G11B 2005/0024 (2013.01);
Abstract

According to one embodiment, a spin-torque oscillation element includes a lamination structure containing a spin injection layer, a non-magnetic interlayer formed on the spin injection layer and an oscillation layer formed on the non-magnetic interlayer, and a non-magnetic conductive layer provided on a sidewall of the lamination structure, and the thickness of the lamination structure in a longitudinal direction is 60 nm or less.

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Shirotori, Satoshi. (2015). Spin-torque oscillation element and microwave-assisted magnetic recording head using the same (U.S. Patent No. 9196271). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9196271

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